Home / 472,582,305.94-652,199,639.37-260,929,940.78

Finding the Fourth Proportional to 472,582,305.94, 652,199,639.37 and 260,929,940.78

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Solution

The fourth proportional to 472,582,305.94, 652,199,639.37 and 260,929,940.78 is: 360,103,226.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,582,305.94 : 652,199,639.37 = 260,929,940.78 : x
  2. Step 2: Convert to fraction form
    472,582,305.94/652,199,639.37 = 260,929,940.78/x
  3. Step 3: Cross multiply
    472,582,305.94x = 652,199,639.37 × 260,929,940.78
  4. Step 4: Simplify right side
    472,582,305.94x = 170,178,413,277,551,456
  5. Step 5: Solve for x
    x = 170,178,413,277,551,456/472,582,305.94
  6. Step 6: Final answer
    x = 360,103,226.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.